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post-review changes 1

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include/my_time.h:
  remove duplicate defines.
  cast to ulonglong to avoid overflow
sql/field.cc:
  perform sign extension when reading packed TIME values
sql/item_cmpfunc.cc:
  when converting a string to a date for the purpose of comparing it with another date,
  we should ignore strict sql mode.
sql/item_timefunc.cc:
  better error message
sql/item_timefunc.h:
  limit decimals appropriately
sql/share/errmsg.txt:
  don't refer to an object as a "column" in error messages that are used not only for columns.
This commit is contained in:
Sergei Golubchik
2011-05-19 19:01:46 +02:00
parent 5346cb8d27
commit 8ddcd0cda8
32 changed files with 378 additions and 107 deletions
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12
include/my_time.h
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@@ -70,8 +70,10 @@ typedef long my_time_t;
#define TIME_MAX_MINUTE 59
#define TIME_MAX_SECOND 59
#define TIME_MAX_SECOND_PART 999999
#define TIME_SECOND_PART_FACTOR (TIME_MAX_SECOND_PART+1)
#define TIME_SECOND_PART_DIGITS 6
#define TIME_MAX_VALUE (TIME_MAX_HOUR*10000 + TIME_MAX_MINUTE*100 + \
TIME_MAX_SECOND + TIME_MAX_SECOND_PART/1e6)
TIME_MAX_SECOND + TIME_MAX_SECOND_PART/(double)TIME_SECOND_PART_FACTOR)
#define TIME_MAX_VALUE_SECONDS (TIME_MAX_HOUR * 3600L + \
TIME_MAX_MINUTE * 60L + TIME_MAX_SECOND)
@@ -139,8 +141,6 @@ void set_zero_time(MYSQL_TIME *tm, enum enum_mysql_timestamp_type time_type);
sent using binary protocol fit in this buffer.
*/
#define MAX_DATE_STRING_REP_LENGTH 30
#define MAX_SEC_PART_VALUE 999999
#define MAX_SEC_PART_DIGITS 6
#define AUTO_SEC_PART_DIGITS 31 /* same as NOT_FIXED_DEC */
int my_time_to_str(const MYSQL_TIME *l_time, char *to, int digits);
@@ -150,16 +150,16 @@ int my_TIME_to_str(const MYSQL_TIME *l_time, char *to, int digits);
static inline longlong sec_part_shift(longlong second_part, int digits)
{
return second_part / log_10_int[MAX_SEC_PART_DIGITS - digits];
return second_part / (longlong)log_10_int[TIME_SECOND_PART_DIGITS - digits];
}
static inline longlong sec_part_unshift(longlong second_part, int digits)
{
return second_part * log_10_int[MAX_SEC_PART_DIGITS - digits];
return second_part * (longlong)log_10_int[TIME_SECOND_PART_DIGITS - digits];
}
static inline ulong sec_part_truncate(ulong second_part, int digits)
{
/* the cast here should be unnecessary! */
return second_part - second_part % (ulong)log_10_int[MAX_SEC_PART_DIGITS - digits];
return second_part - second_part % (ulong)log_10_int[TIME_SECOND_PART_DIGITS - digits];
}
#define hrtime_to_my_time(X) ((my_time_t)hrtime_to_time(X))